How do I update my VoLTE settings on iPhone XR running iOS17?
My cellular network provider says I mjsy update my VoLTE settings.
How do I do that on iPhone Xr, iOS17?
[Re-Titled By Moderator]
iPhone XR, iOS 17
E, 2G, 3G, 4G, LTE, VoLTE, and 5G all are Carrier Specific features. Contact your Carrier (Cellular Service Provider), the agency that issued the SIM / eSIM to you. About the LTE options on your iPhone - Apple Support (IN)
See the Pic below and the explanations thereof
The pic below is self-explanatory
However, iPhone model-specific feature is listed here --> Identify your iPhone model - Apple Support . and tap on "See the Technical Specs for Model "XXXXXX" under each model and Scroll down to the "Cellular and Wireless" section.